`ylkdz.com`

DNSSEC	⚠️ Not signed
A	122.247.216.250^{🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC122.247.216.0/21 Chinanet-NingBo-IDC}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1773653950

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775946302

Subdomains

mail.ylkdz.com

Similar names

kdylz.com

zdykl.com

dyzlk.com

dkzly.cn

dyzkl.com

DNS History

13 records (5 active, 8 former)

○NSf1g1ns1.dnspod.net2019-03-20 → 2019-03-20 · 3 obs

○ 2017-02-17 18:52:52
● 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

○NSf1g1ns2.dnspod.net2019-03-20 → 2019-03-20 · 3 obs

○ 2017-02-17 18:52:52
● 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

○NSns1.cnspeed.com2015-10-14 → 2017-02-17 · 4 obs

● 2015-10-14 02:44:12
● 2017-02-17 18:52:52
○ 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

●NSns1.judns.com2026-04-11 → 2026-04-11 · 2 obs

○ 2019-03-20 23:43:34
● 2026-04-11 22:38:02

●NSns1.julydns.com2026-04-11 → 2026-04-11 · 2 obs

○ 2019-03-20 23:43:34
● 2026-04-11 22:38:02

○NSns2.cnspeed.com2015-10-14 → 2017-02-17 · 4 obs

● 2015-10-14 02:44:12
● 2017-02-17 18:52:52
○ 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

●NSns2.judns.com2026-04-11 → 2026-04-11 · 2 obs

○ 2019-03-20 23:43:34
● 2026-04-11 22:38:02

●NSns2.julydns.com2026-04-11 → 2026-04-11 · 2 obs

○ 2019-03-20 23:43:34
● 2026-04-11 22:38:02

○MXmail.ylkdz.com2015-05-19 → 2017-02-17 · 3 obs

● 2015-05-19 22:01:46
● 2017-02-17 18:52:52
○ 2026-04-11 22:38:02

○A117.25.129.272017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-06 17:22:24
● 2017-02-17 18:52:52
○ 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

●A122.247.216.2502026-04-11 → 2026-04-11 · 2 obs

○ 2019-03-20 23:43:34
● 2026-04-11 22:38:02

○A222.76.217.152015-10-14 → 2016-07-06 · 4 obs

● 2015-10-14 02:44:12
● 2016-07-06 17:22:24
○ 2017-02-17 18:52:52
○ 2026-04-11 22:38:02

○A23.235.128.1712019-03-20 → 2019-03-20 · 3 obs

○ 2017-02-17 18:52:52
● 2019-03-20 23:43:34
○ 2026-04-11 22:38:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
ylkdz.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ylkdz.com (unsigned zone)

⏱️ Timing

Total: 394ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`122.247.216.250`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

Hierarchy

The parent of mail.ylkdz.com is ylkdz.com.

IP Addresses

ylkdz.com points to a single IP number: 122.247.216.250.

Other host names, for instance tnxim03.cn, esmfy.cn, beijing.tajktqlu.cn, shanghai.kgfsftf.cn and guizhou.yuxmr37.cn share IP numbers with ylkdz.com.

Name Servers

ylkdz.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

ylkdz.com shares name servers with other domains at least partially, for instance 002594.cn, zcuub.cn, alray.cn, tlyajx.com and changligolf.com.